Question

why the coal is heated in the absence of air to obtain Coal Tar​

Answer 1

Explanation:

ANSWER~☆

The process of heating coal in the absence of air is called the destructive distillation of coal. Coal contains a number of elements such as carbon, hydrogen, oxygen, nitrogen and sulphur. When coal is heated in the absence of air, a number of products are obtained. (1) Coke: contains 98 % carbon.

Answer 2

Answer:

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Explanation:

The process of heating coal in the absence of air is called the destructive distillation of coal. Coal contains a number of elements such as carbon, hydrogen, oxygen, nitrogen and sulphur. When coal is heated in the absence of air, a number of products are obtained.